Panasonic GX1 has a
16.0MP Four Thirds (17.3 x 13 mm ) sized CMOS sensor and features Venus Engine FHD processor. On the other hand, Canon 4000D has a
18.0MP APS-C (22.3 x 14.9 mm ) sized CMOS sensor and features Digic 4+ processor.
Below you can see the GX1 and 4000D sensor size comparison.
As seen above, Canon 4000D has a 1.5x Larger sensor area than Panasonic GX1. Larger sensors give photographer more control on the depth of field and blurry background compared to smaller sensor when shot in same focal length and aperture.
DxOMark Sensor Scores
DxOMark is a benchmark that scientifically assesses image quality of camera sensors. It scores camera sensors for color depth (DXO Portrait), dynamic range (DXO Landscape) and low-light sensitivity (DXO Sports), and also gives them an overall score. Panasonic GX1 and Canon 4000D sensors have been tested by DxO and the results show that 4000D has a better overall score of 63, 8 points higher compared to GX1's score of 55.
Model |
Overall |
Color Depth |
Dynamic Range |
Low-light ISO |
Panasonic GX1 |
55 |
20.8 bits |
10.6 Evs |
703 ISO |
Canon 4000D |
63 |
21.9 bits |
11.4 Evs |
695 ISO |